diff --git a/infra/README.org b/infra/README.org
index a62e3b7..80cbd01 100644
--- a/infra/README.org
+++ b/infra/README.org
@@ -26,9 +26,10 @@ These machines are hosted on the Procolix Proxmox instance, to which
 non-Procolix members of the project do not have access. They host our stable
 infrastructure.
 
-| Machine | Description            | Deployment |
-|---------+------------------------+------------|
-| vm02116 | Forgejo                | ~git~      |
-| vm02179 | /unused/               | ~other~    |
-| vm02186 | /unused/               | ~other~    |
-| vm02187 | Wiki                   | ~web~      |
+| Machine | Proxmox     | Description            | Deployment |
+|---------+-------------+------------------------+------------|
+| vm02116 | Procolix    | Forgejo                | ~git~      |
+| vm02179 | Procolix    | /unused/               | ~other~    |
+| vm02186 | Procolix    | /unused/               | ~other~    |
+| vm02187 | Procolix    | Wiki                   | ~web~      |
+| fedi300 | Fediversity | Forgejo actions runner | ~git~      |
diff --git a/infra/fedi300/default.nix b/infra/fedi300/default.nix
new file mode 100644
index 0000000..a614ae3
--- /dev/null
+++ b/infra/fedi300/default.nix
@@ -0,0 +1,33 @@
+{ lib, ... }:
+
+{
+  imports = [
+    ../common
+  ];
+
+  procolix.vm = {
+    name = "fedi300";
+    ip4 = "95.215.187.30";
+    ip6 = "2a00:51c0:12:1305::30";
+  };
+
+  ## FIXME: We should just have an option under `procolix.vm` to distinguish
+  ## between Procolix VMs and Fediversity ones.
+  networking.domain = lib.mkForce "fediversity.eu";
+  networking.defaultGateway.address = lib.mkForce "95.215.187.1";
+  networking.defaultGateway6.address = lib.mkForce "2a00:51c0:13:1305::1";
+
+  fileSystems."/" = {
+    device = "/dev/disk/by-uuid/cbcfaf6b-39bd-4328-9f53-dea8a9d32ecc";
+    fsType = "ext4";
+  };
+
+  fileSystems."/boot" = {
+    device = "/dev/disk/by-uuid/1A4E-07F4";
+    fsType = "vfat";
+    options = [
+      "fmask=0022"
+      "dmask=0022"
+    ];
+  };
+}
diff --git a/infra/flake-part.nix b/infra/flake-part.nix
index 16008ae..cf99d61 100644
--- a/infra/flake-part.nix
+++ b/infra/flake-part.nix
@@ -24,6 +24,24 @@
             ];
           };
         };
+
+        fedi300 = {
+          type = providers.local.exec;
+          imports = [ inputs.nixops4-nixos.modules.nixops4Resource.nixos ];
+          ssh = {
+            host = "95.215.187.30";
+            opts = "";
+            hostPublicKey = self.keys.systems.fedi300;
+          };
+          nixpkgs = inputs.nixpkgs;
+          nixos.module = {
+            imports = [
+              ./fedi300
+              self.nixosModules.ageSecrets
+              { fediversity.hostPublicKey = self.keys.systems.fedi300; }
+            ];
+          };
+        };
       };
     };
 
diff --git a/keys/systems/fedi300.pub b/keys/systems/fedi300.pub
new file mode 100644
index 0000000..1f2f6a8
--- /dev/null
+++ b/keys/systems/fedi300.pub
@@ -0,0 +1 @@
+ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIGFH/Kvye5It8FojdjpsuyZQiU0kxj2wq7Zq/+61vxNn